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Results 1 - 10 from 283 for mining activity in 0.267 sec.
Mining on the Colorado Plateau
War brought an unprecedented level of uranium exploration and mining activity to the region. By the second half of this ... Cambridge, MA, 19 pp. Hately, J. G. 1907. Copper mining on the Colorado River. Mining World 26: 809-810. Hettinger, R. D., Roberts, L. ... and Jackson, C. F. 1938. Federal placer-mining laws and regulations and small-scale placer-mining methods. Technical Paper 591. U.S. Department ...
www.cpluhna.nau.edu
Uranium Mining on the Colorado Plateau
During the early twentieth century, new mining methods included the use of diesel powered equipment in underground ... by the mining corporations. Many sites remain open, accessible, and deadly. In 1992, the Navajo Nation president issued an executive order to reiterate the moratorium on uranium mining activity. Leetso, the ...
www.cpluhna.nau.edu
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ECNT » Current Campaigns » Mining » McArthur River
Aquaculture Sea Cages MINING Overview McArthur River National Parks Rehabilitation Uranium Mining OTHER Education Weeds Rangelands Toxics & Waste NT Election 2005 Mining Home » Current Campaigns Mining » Overview » ... . The EPA concluded that there is already probable impact to water quality resulting from mining activity. Zinc levels in Barney Creek were found to be elevated. 7. No sediment ...
ecnt.org
Notices - EPA/QPWS
Notice of unauthorised mining activity (Activity Notice) Notice of withdrawal of an objection to an application or amendment application for environmental authority (mining lease or mining ...
www.epa.qld.gov.au
Indigenous Mining Campaign Project articles: Early 2001
Mining activity often poses a tough and divisive dilemma for indigenous peoples and their communities. On the one hand, mining activity and its associated social and environmental ... and the Interior secretary-designate, Gale A. Norton. page index Mining Articles Index Indigenous Mining Campaign Project Contacts IEN Home MINING PAGES: 1 2 3 4 5 6 7 8: ...
ienearth.org
Problems caused by the 1872 Mining Law
Environmental Working Group with a comprehensive investigation of how "Hard Rock Mining Industries' Control of Public Assets": Who Owns the West? A fine example is now occurring ... fact, 76 percent of the mines studied in detail exceeded water quality standards due to mining activity. The mitigation measures to prevent water quality exceedances failed in 64 percent of the mines ...
www.mining-law-reform.info
Legacy of Uranium Mining on Native American Land
The economic incentives resulted in a frenzy of exploration and mining activity throughout the Colorado Plateau from 1947 through 1959. For information on the situation ... were built in some mining areas, in others homes and fields were uprooted for mining operations. Environmental: Tailings impoundment, excavations, spoiled water, most of which the mining companies and U.S ...
www.mining-law-reform.info
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Women make some noise about mining blasts - Roanoke.com
Kayford Mountain in West Virginia Photo galleries Photos of the mining community Photos of the mining business How the community responds Message board Talk about mountaintop removal and this ... her campaign six or eight months before she teamed up with Selvage. Mining laws are just too lax, she said. Mining activity, including blasting, is allowed 300 feet from houses. Last year, a ...
roanoke.com
Gold Mine Mining Technology
Most of the ore contains refractory sulphides requiring oxidation before cyanide leaching. Hydrothermal activity and a high water table create a major water problem and the water table is ... Thiess-Roche joint venture; from April 2000, Lihir Gold took over mining operations itself. Recent work has involved sequential mining of the Lienetz orebody, which will form the focus of production ...
www.mining-technology.com
LKAB Group Iron Ore Mine Mining Technology
GEOLOGY AND RESERVES The Kiruna orebody was formed at around 1,600Ma following intense volcanic activity with the precipitation of iron-rich solutions on to a syenite porphyry footwall. The ore ... further 500Mt-plus to the inventory, with exploration continuing to identify further resources at depth. MINING The mine is divided into eight production areas, each containing its own group of ore ...
www.mining-technology.com
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